Abdullah, M., S. Maruthaveeran, M. F. Hasna, and T. Sudo. “Exploration of Outdoor Learning Space Towards ASD Children: A Systematic Literature Review”. Environment-Behaviour Proceedings Journal, vol. 10, no. 31, Jan. 2025, pp. 251-6, doi:10.21834/e-bpj.v10i31.6494.